[ticket/11224] SQL cache destroy does not destroy queries to tables joined

https://tracker.phpbb.com/browse/PHPBB3-11224

PHPBB3-11224
[ticket/11224] Fix returned data

PHPBB3-11224
[ticket/11224] Fix the blank line after ?>

PHPBB3-11224
[ticket/11224] Add unit test

PHPBB3-11224
[ticket/11224] Fix coding style

PHPBB3-11224
[ticket/11224] Use assertNotEquals(false) instead of assertNotFalse()

assertNotFalse() is unavailable with the version of phpunit used with php
5.2

PHPBB3-11224
[ticket/12505] Remove outdated media handing in attachments

Remove code for handling media in RealPlayer, QuickTime, and Windows Media
Player.

PHPBB3-12505
[ticket/12505] Remove outdated code from prosilver

Remove outdated code from prosilver style

PHPBB3-12505
[ticket/12505] Remove outdated code from subsilver2

Remove outdated code from subsilver2 style

PHPBB3-12505
[ticket/12505] Remove outdated media handling from acp

Remove outdated media handling from acp

PHPBB3-12505
[ticket/11224] Remove new line in acm_memory.php

PHPBB3-11224
[ticket/12505] Move outdated media to downloadable files

Update constants and data schema

PHPBB3-12505
[ticket/12155] CSS-ing of the mini post buttons

Created a css version of the mini post buttons with the use of language vars
and no fixed width of height.

PHPBB3-12155
[ticket/12155] Remove obsolete language images.

PHPBB3-12155
[ticket/12155] Move existing button style to a more generic class.

PHPBB3-12155
[ticket/12155] Use the new .button class as the basis for the post buttons.

PHPBB3-12155
[ticket/12155] Remove obsolete images.

PHPBB3-12155
[ticket/12155] Remove unused font.

PHPBB3-12155
[ticket/12155] Clean up icons.

PHPBB3-12155
[ticket/12155] Make the buttons bigger on touch devices.

PHPBB3-12155